Unionville Weather Forecast

    • 30
    • 38

    Decreasing Clouds

    • 18
    • 36

    Partly Sunny

    • 28
    • 38

    Snow Showers Likely

    • 30
    • 48

    Mostly Cloudy

    • 31
    • 42

    Rain Showers Likely

    • 39
    • 46

    Rain Showers Likely

    • 34
    • 54

    Slight Chance Rain Showers

Today 20 Dec Southern Centre

Mostly sunny and cooler. Near steady temperature in the mid 30s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 20 Dec Southern Centre

Partly cloudy. Not as cool with Lows in the upper 20s. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Unionville Temperature Statistics

December Temperature

State College - University Park Airport (3.7 miles)

  • Lowest 9 December, 2025

    5.5 °F

  • Average December

    26 °F

  • Highest 17 December, 2025

    50 °F

Climate (2020–Present)

State College - University Park Airport (3.7 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    50.2 °F

  • Average High 2020–2025

    60.4 °F
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